Oldsmobile 1997 Aurora Owner's Manual page 352

I
Short Trip/City Maintenance Schedule
I
90,000 Miles (150 000 km)
0
Change engine oil and filter (or every
3 months, whichever occurs first).
An Emission Contipol Service.
(See footnote
*.)
6 months, whichever occurs first).
(See footnote #.)
0
Inspect throttle body bore and valve plates
for deposits, open the throttle valve and
inspect all surfaces. Clean as required.
An Emission Control Service.
(See footnote?.)
0
Lubricate chassis components (or every
Replace air cleaner filter.
An Emission Control Service.
0
Inspect fuel tank, cap and lines for damage
or leaks. Inspect fuel cap gasket for any
damage. Replace parts as needed.
An Emission Control Service.
(See footnote?.)
0
Rotate tires. See "Tire Inspection and
Rotation" in the Index for proper rotation
pattern and additional information.
(See footnote
+.)
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